Microcontrollers
Explore Microcontrollers parts from multiple manufacturers, with model information, availability, datasheets and technical specifications for engineering and purchasing.
For parts that are not shown in the list, send the manufacturer part number, quantity or BOM to JIEXIN Electronics. Our team can assist with availability checks and quotation support.
| Photo | Mfr. Part # | Availability | Quantity | Datasheet | Package/Case | Series | Packaging | Product Status | Programmable | Core Processor | Core Size | Speed | Connectivity | Peripherals | Number of I/O | Program Memory Size | Program Memory Type | EEPROM Size | RAM Size | Voltage - Supply (Vcc/Vdd) | Data Converters | Oscillator Type | Operating Temperature | Grade | Qualification | Mounting Type | Supplier Device Package |
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EFM32HG321F64N-B-QFP48IC MCU 32BIT 64KB FLASH 48TQFP |
2,208 |
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Datasheet | 48-TQFP | Happy Gecko | Tray | Discontinued at Digi-Key | Not Verified | ARM® Cortex®-M0+ | 32-Bit Single-Core | 25MHz | I2C, IrDA, SmartCard, SPI, UART/USART, USB | Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT | 35 | 64KB (64K x 8) | FLASH | - | 8K x 8 | 1.98V ~ 3.8V | A/D 4x12b | Internal | -40°C ~ 105°C (TA) | - | - | Surface Mount | |
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EFM32HG321F64N-B-QFP48RIC MCU 32BIT 64KB FLASH 48TQFP |
2,810 |
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Datasheet | 48-TQFP | Happy Gecko | Tape & Box (TB) | Discontinued at Digi-Key | Not Verified | ARM® Cortex®-M0+ | 32-Bit Single-Core | 25MHz | I2C, IrDA, SmartCard, SPI, UART/USART, USB | Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT | 35 | 64KB (64K x 8) | FLASH | - | 8K x 8 | 1.98V ~ 3.8V | A/D 4x12b | Internal | -40°C ~ 105°C (TA) | - | - | Surface Mount | |
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EFM32HG322F32N-B-QFP48IC MCU 32BIT 32KB FLASH 48TQFP |
2,424 |
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Datasheet | 48-TQFP | Happy Gecko | Tray | Discontinued at Digi-Key | Not Verified | ARM® Cortex®-M0+ | 32-Bit Single-Core | 25MHz | I2C, IrDA, SmartCard, SPI, UART/USART, USB | Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT | 35 | 32KB (32K x 8) | FLASH | - | 8K x 8 | 1.98V ~ 3.8V | A/D 4x12b | Internal | -40°C ~ 105°C (TA) | - | - | Surface Mount | |
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EFM32HG322F32N-B-QFP48RIC MCU 32BIT 32KB FLASH 48TQFP |
2,690 |
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Datasheet | 48-TQFP | Happy Gecko | Tape & Box (TB) | Discontinued at Digi-Key | Not Verified | ARM® Cortex®-M0+ | 32-Bit Single-Core | 25MHz | I2C, IrDA, SmartCard, SPI, UART/USART, USB | Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT | 35 | 32KB (32K x 8) | FLASH | - | 8K x 8 | 1.98V ~ 3.8V | A/D 4x12b | Internal | -40°C ~ 105°C (TA) | - | - | Surface Mount | |
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EFM32HG322F64N-B-QFP48IC MCU 32BIT 64KB FLASH 48TQFP |
1,180 |
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Datasheet | 48-TQFP | Happy Gecko | Tray | Discontinued at Digi-Key | Not Verified | ARM® Cortex®-M0+ | 32-Bit Single-Core | 25MHz | I2C, IrDA, SmartCard, SPI, UART/USART, USB | Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT | 35 | 64KB (64K x 8) | FLASH | - | 8K x 8 | 1.98V ~ 3.8V | A/D 4x12b | Internal | -40°C ~ 105°C (TA) | - | - | Surface Mount | |
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EFM32HG322F64N-B-QFP48RIC MCU 32BIT 64KB FLASH 48TQFP |
4,832 |
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Datasheet | 48-TQFP | Happy Gecko | Tape & Box (TB) | Discontinued at Digi-Key | Not Verified | ARM® Cortex®-M0+ | 32-Bit Single-Core | 25MHz | I2C, IrDA, SmartCard, SPI, UART/USART, USB | Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT | 35 | 64KB (64K x 8) | FLASH | - | 8K x 8 | 1.98V ~ 3.8V | A/D 4x12b | Internal | -40°C ~ 105°C (TA) | - | - | Surface Mount | |
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MSP430G255IN20IC MCU 16BIT 4KB FLASH 20DIP |
3,617 |
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Datasheet | 20-DIP (0.300", 7.62mm) | MSP430G2xx | Bulk | Active | Not Verified | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | Through Hole | |
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MAXQ61HX-2047+IC MCU 16BIT 36KB ROM DIE |
2,593 |
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Datasheet | Die | MAXQ® | Tube | Obsolete | Not Verified | MAXQ | 16-Bit | 12MHz | - | Brown-out Detect/Reset, Infrared, Power-Fail, POR, WDT | 24 | 36KB (36K x 8) | ROM | - | 1.28K x 8 | 1.7V ~ 3.6V | - | - | 0°C ~ 70°C | - | - | Surface Mount | |
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MAXQ61HX-2597+IC MCU 16BIT 36KB ROM DIE |
1,112 |
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Datasheet | Die | MAXQ® | Tube | Obsolete | Not Verified | MAXQ | 16-Bit | 12MHz | - | Brown-out Detect/Reset, Infrared, Power-Fail, POR, WDT | 24 | 36KB (36K x 8) | ROM | - | 1.28K x 8 | 1.7V ~ 3.6V | - | - | 0°C ~ 70°C | - | - | Surface Mount | |
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EFM8BB31F32A-C-5QFN32IC MCU 8BIT 32KB FLASH 32QFN |
4,781 |
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Datasheet | 32-WFQFN Exposed Pad | Busy Bee | Tube | Discontinued at Digi-Key | Not Verified | CIP-51 8051 | 8-Bit | 50MHz | I2C, SMBus, SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 29 | 32KB (32K x 8) | FLASH | - | 2.25K x 8 | 2.2V ~ 3.6V | A/D 20x10/12b SAR; D/A 2x12b | Internal | -40°C ~ 125°C (TA) | Automotive | AEC-Q100 | Surface Mount | |
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EFM8BB31F32G-C-QSOP24RIC MCU 8BIT 32KB FLASH 24QSOP |
3,571 |
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Datasheet | 24-SSOP (0.154", 3.90mm Width) | Busy Bee | Tape & Reel (TR) | Discontinued at Digi-Key | Not Verified | CIP-51 8051 | 8-Bit | 50MHz | I2C, SMBus, SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 21 | 32KB (32K x 8) | FLASH | - | 2.25K x 8 | 2.2V ~ 3.6V | A/D 13x10/12b SAR; D/A 2x12b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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EFM8BB31F32I-C-5QFN32IC MCU 8BIT 32KB FLASH 32QFN |
2,512 |
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Datasheet | 32-WFQFN Exposed Pad | Busy Bee | Tray | Discontinued at Digi-Key | Not Verified | CIP-51 8051 | 8-Bit | 50MHz | I2C, SMBus, SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 29 | 32KB (32K x 8) | FLASH | - | 2.25K x 8 | 2.2V ~ 3.6V | A/D 20x10/12b SAR; D/A 2x12b | Internal | -40°C ~ 125°C (TA) | - | - | Surface Mount | |
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EFM32TG11B510F128GM80-ARIC MCU |
4,847 |
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Datasheet | - | - | Tape & Reel (TR) | Discontinued at Digi-Key | Not Verified | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | |
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EFM32TG11B510F128GQ80-ARIC MCU |
3,699 |
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Datasheet | - | - | Tape & Reel (TR) | Discontinued at Digi-Key | Not Verified | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | |
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EFM8BB31F64G-C-QFN24RIC MCU 8BIT 64KB FLASH 24QFN |
2,954 |
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Datasheet | 24-VFQFN Exposed Pad | Busy Bee | Cut Tape (CT) | Discontinued at Digi-Key | Not Verified | CIP-51 8051 | 8-Bit | 50MHz | I2C, SMBus, SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 20 | 64KB (64K x 8) | FLASH | - | 4.25K x 8 | 2.2V ~ 3.6V | A/D 12x10/12b SAR; D/A 2x12b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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EFM8BB31F64G-C-QFN32IC MCU 8BIT 64KB FLASH 32QFN |
2,674 |
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Datasheet | 32-UFQFN Exposed Pad | Busy Bee | Tray | Discontinued at Digi-Key | Not Verified | CIP-51 8051 | 8-Bit | 50MHz | I2C, SMBus, SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 29 | 64KB (64K x 8) | FLASH | - | 4.25K x 8 | 2.2V ~ 3.6V | A/D 20x10/12b SAR; D/A 4x12b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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EFM8BB31F64G-C-QFN24IC MCU 8BIT 64KB FLASH 24QFN |
3,508 |
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Datasheet | 24-VFQFN Exposed Pad | Busy Bee | Tube | Discontinued at Digi-Key | Not Verified | CIP-51 8051 | 8-Bit | 50MHz | I2C, SMBus, SPI, UART/USART | Brown-out Detect/Reset, POR, PWM, WDT | 20 | 64KB (64K x 8) | FLASH | - | 4.25K x 8 | 2.2V ~ 3.6V | A/D 12x10/12b SAR; D/A 2x12b | Internal | -40°C ~ 85°C (TA) | - | - | Surface Mount | |
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MAX32666GWP+IC MCU 32BIT 1MB FLASH 109WLP |
4,519 |
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Datasheet | 109-WFBGA, WLBGA | DARWIN | Strip | Active | Not Verified | ARM® Cortex®-M4/M4F | 32-Bit Dual-Core | 96MHz | I2C, SPI, UART/USART, USB | Bluetooth, Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT | 48 | 1MB (1M x 8) | FLASH | - | 560K x 8 | 1.71V ~ 3.6V | A/D 8x10b | Internal | -40°C ~ 105°C (TA) | - | - | Surface Mount | |
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XC2265N40F80LRABKXUMA1IC MCU 16BIT 100LQFP |
3,071 |
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Datasheet | 100-LQFP Exposed Pad | XC22xxN | Tape & Reel (TR) | Discontinued at Digi-Key | Not Verified | C166SV2 | 16/32-Bit | 80MHz | CANbus, EBI/EMI, I2C, LINbus, SPI, SSC, UART/USART, USI | I2S, POR, PWM, WDT | 76 | 320KB (320K x 8) | FLASH | - | 42K x 8 | 3V ~ 5.5V | A/D 16x10b | Internal | -40°C ~ 125°C (TA) | - | - | Surface Mount | |
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CY91F465PAPMC-GS-UJE2IC MCU 32BIT 544KB FLASH 176LQFP |
4,799 |
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Datasheet | - | - | Tray | Obsolete | Not Verified | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
Frequently Asked Questions
What are Microcontrollers components used for?
Microcontrollers components are used in a wide range of electronic equipment and systems. Their exact function depends on the device, circuit design and technical requirements of the application.
How do I choose the right Microcontrollers part?
Compare the manufacturer part number, key specifications, package type, operating conditions, availability and datasheet information. For replacement projects, always verify the critical electrical and mechanical parameters before selecting an alternative.
Can JIEXIN Electronics help source obsolete or hard-to-find Microcontrollers parts?
Yes. Send us the required manufacturer part number, quantity or BOM. Our sourcing team can help check stock availability, lead time, alternative sourcing options and quotation details.
How can I request pricing and availability?
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